Mount Sinai NY ZIP Code
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Mount Sinai city is located in New York State, Suffolk County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mount Sinai NY zip code by its streets and block numbers if we have some of the Mount Sinai streets loaded in our website
Mount Sinai Area Code is 631/516 and Time Zone is Eastern (GMT -05:00).
Mount Sinai Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mount Sinai City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mount Sinai ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mount Sinai, New York.
The Mount Sinai Zip Code is 11766.
If you want to send a mail to Mount Sinai City, you should use the 11766 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mount Sinai ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 11766 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mount Sinai city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in New York.